1 . the series of mica includes muscovite , golden mica , biotite , sericite , used in the fields of electric insulation , heat insulation , paint , plastic , rubber , electric welding , toiletry , etc . . 2 云母蛭石石英砂轻质碳酸钙重钙粉长石粉石雕工艺品五彩砂电气石鹅卵石大理石。
Physical seate : our company ' s quartz sand is made of natural quartz roes after ceasing , sieving and water scrubbing and takes on multi - prismatic shape and pure white color with no impurity 物理状态：我公司生产的石英砂，是天然石英矿经破碎、筛选、水洗而成，多棱形色纯白、无杂质。
Factors causing sandy filter - media darken , darken - controliing technology , and influence of darkened and regenerated sandy media on filtration in surface water plants are studied in this thesis 本文对地表水厂的石英砂滤料黑化成因、控制技术及石英砂黑化滤料和清洗再生滤料对过滤的影响进行了研究。
The result of research indicates that the limestone can really be the staff ; massive limestone can also be good desulfurizer , and can sharply decrease the desulfurization cost 摘要研究表明石灰石完全可以替代石英砂作异比重煤泥循环流化床锅炉床料；大颗粒石灰石也可以有较好的脱硫效果，并可大幅度降低脱硫成本。
Water purification lu : liao products mainly walnut shell lu : liao , fibres ball lu : liao , activated charcoal , anthracite lu : liao , quartz sand lu : liao , stone lu : liao , pp filters , rags , soft materials 净水滤料产品主要有核桃壳滤料、纤维球滤料、活性炭、无烟煤滤料、石英砂滤料、麦饭石滤料、 pp滤芯、净水剂、软性填料等。
